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Gastric Cancer 

 

Gastric cancer is the cancer of the stomach.

Causes
Causes are not clear but risk factors include:

  • H pylori infection
  • Tobacco consumption
  • Obesity
  • Previous stomach surgery
  • Diet high in salts and nitrates
  • Smoked or pickled foods
  • Pernicious anemia
  • Intestinal polyps
  • Atrophic gastritis
  • Heredity

Symptoms
Symptoms usually become apparent at a later stage. They may include:

  • Indigestion or heartburn
  • Bloating
  • Abdominal pain
  • Nausea or vomiting
  • Loss of appetite
  • Weight loss
  • Fatigue
  • Vomiting blood
  • Blood in stools

Treatment
Treatment depends on the stage of the cancer and the overall health of the patient. It may be used to cure or to improve the quality of life of the patient and may include:

  • Subtotal or total gastrectomy to remove a part of the stomach or the entire stomach and nearby tissues or organs which are affected
  • Chemotherapy to shrink the tumor or destroy the cancer cells with help of medicines
  • Radiation therapy, usually in combination with chemotherapy, to destroy the cancer cells with help of radiation

Prevention
There is no way to prevent gastric cancer but avoiding the risk factors may reduce the risk of having it.